Note 16 - Commitments and Contingencies: (Detail) (USD $)	12 Months Ended
Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Guarantor Obligations, Maximum Exposure, Undiscounted		$ 92,500,000
Operating Leases, Rent Expense	935,000	946,000	932,000
Defined Contribution Plan, Employer Discretionary Contribution Amount	106,939	117,842	107,561
Loan and Lease Commitments [Member]
Guarantor Obligations, Maximum Exposure, Undiscounted	$ 116,800,000

Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name FASB Interpretation (FIN)

-Number 45

-Paragraph 13

-Subparagraph b

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 460

-SubTopic 10

-Section 50

-Paragraph 4

-Subparagraph (b)(1)

-URI http://asc.fasb.org/extlink&oid=6851643&loc=d3e12069-110248

Name:	us-gaap_GuaranteeObligationsMaximumExposure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant